version 1.46, 2000/06/26 21:59:18 |
version 1.47, 2000/07/10 16:30:25 |
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{ |
{ |
FILE *f; |
FILE *f; |
char line[1024]; |
char line[1024]; |
char *cp, **charptr; |
char *cp, **charptr, *arg; |
int linenum, *intptr, value; |
int linenum, *intptr, value; |
int bad_options = 0; |
int bad_options = 0; |
ServerOpCodes opcode; |
ServerOpCodes opcode; |
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cp = line + strspn(line, WHITESPACE); |
cp = line + strspn(line, WHITESPACE); |
if (!*cp || *cp == '#') |
if (!*cp || *cp == '#') |
continue; |
continue; |
cp = strtok(cp, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
opcode = parse_token(cp, filename, linenum); |
opcode = parse_token(arg, filename, linenum); |
switch (opcode) { |
switch (opcode) { |
case sBadOption: |
case sBadOption: |
bad_options++; |
bad_options++; |
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if (options->num_ports >= MAX_PORTS) |
if (options->num_ports >= MAX_PORTS) |
fatal("%s line %d: too many ports.\n", |
fatal("%s line %d: too many ports.\n", |
filename, linenum); |
filename, linenum); |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
if (!cp) |
if (!arg || *arg == '\0') |
fatal("%s line %d: missing port number.\n", |
fatal("%s line %d: missing port number.\n", |
filename, linenum); |
filename, linenum); |
options->ports[options->num_ports++] = atoi(cp); |
options->ports[options->num_ports++] = atoi(arg); |
break; |
break; |
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case sServerKeyBits: |
case sServerKeyBits: |
intptr = &options->server_key_bits; |
intptr = &options->server_key_bits; |
parse_int: |
parse_int: |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
if (!cp) { |
if (!arg || *arg == '\0') { |
fprintf(stderr, "%s line %d: missing integer value.\n", |
fprintf(stderr, "%s line %d: missing integer value.\n", |
filename, linenum); |
filename, linenum); |
exit(1); |
exit(1); |
} |
} |
value = atoi(cp); |
value = atoi(arg); |
if (*intptr == -1) |
if (*intptr == -1) |
*intptr = value; |
*intptr = value; |
break; |
break; |
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goto parse_int; |
goto parse_int; |
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case sListenAddress: |
case sListenAddress: |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
if (!cp) |
if (!arg || *arg == '\0') |
fatal("%s line %d: missing inet addr.\n", |
fatal("%s line %d: missing inet addr.\n", |
filename, linenum); |
filename, linenum); |
add_listen_addr(options, cp); |
add_listen_addr(options, arg); |
break; |
break; |
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case sHostKeyFile: |
case sHostKeyFile: |
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charptr = (opcode == sHostKeyFile ) ? |
charptr = (opcode == sHostKeyFile ) ? |
&options->host_key_file : &options->host_dsa_key_file; |
&options->host_key_file : &options->host_dsa_key_file; |
parse_filename: |
parse_filename: |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
if (!cp) { |
if (!arg || *arg == '\0') { |
fprintf(stderr, "%s line %d: missing file name.\n", |
fprintf(stderr, "%s line %d: missing file name.\n", |
filename, linenum); |
filename, linenum); |
exit(1); |
exit(1); |
} |
} |
if (*charptr == NULL) |
if (*charptr == NULL) |
*charptr = tilde_expand_filename(cp, getuid()); |
*charptr = tilde_expand_filename(arg, getuid()); |
break; |
break; |
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case sPidFile: |
case sPidFile: |
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case sRandomSeedFile: |
case sRandomSeedFile: |
fprintf(stderr, "%s line %d: \"randomseed\" option is obsolete.\n", |
fprintf(stderr, "%s line %d: \"randomseed\" option is obsolete.\n", |
filename, linenum); |
filename, linenum); |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
break; |
break; |
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case sPermitRootLogin: |
case sPermitRootLogin: |
intptr = &options->permit_root_login; |
intptr = &options->permit_root_login; |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
if (!cp) { |
if (!arg || *arg == '\0') { |
fprintf(stderr, "%s line %d: missing yes/without-password/no argument.\n", |
fprintf(stderr, "%s line %d: missing yes/without-password/no argument.\n", |
filename, linenum); |
filename, linenum); |
exit(1); |
exit(1); |
} |
} |
if (strcmp(cp, "without-password") == 0) |
if (strcmp(arg, "without-password") == 0) |
value = 2; |
value = 2; |
else if (strcmp(cp, "yes") == 0) |
else if (strcmp(arg, "yes") == 0) |
value = 1; |
value = 1; |
else if (strcmp(cp, "no") == 0) |
else if (strcmp(arg, "no") == 0) |
value = 0; |
value = 0; |
else { |
else { |
fprintf(stderr, "%s line %d: Bad yes/without-password/no argument: %s\n", |
fprintf(stderr, "%s line %d: Bad yes/without-password/no argument: %s\n", |
filename, linenum, cp); |
filename, linenum, arg); |
exit(1); |
exit(1); |
} |
} |
if (*intptr == -1) |
if (*intptr == -1) |
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case sIgnoreRhosts: |
case sIgnoreRhosts: |
intptr = &options->ignore_rhosts; |
intptr = &options->ignore_rhosts; |
parse_flag: |
parse_flag: |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
if (!cp) { |
if (!arg || *arg == '\0') { |
fprintf(stderr, "%s line %d: missing yes/no argument.\n", |
fprintf(stderr, "%s line %d: missing yes/no argument.\n", |
filename, linenum); |
filename, linenum); |
exit(1); |
exit(1); |
} |
} |
if (strcmp(cp, "yes") == 0) |
if (strcmp(arg, "yes") == 0) |
value = 1; |
value = 1; |
else if (strcmp(cp, "no") == 0) |
else if (strcmp(arg, "no") == 0) |
value = 0; |
value = 0; |
else { |
else { |
fprintf(stderr, "%s line %d: Bad yes/no argument: %s\n", |
fprintf(stderr, "%s line %d: Bad yes/no argument: %s\n", |
filename, linenum, cp); |
filename, linenum, arg); |
exit(1); |
exit(1); |
} |
} |
if (*intptr == -1) |
if (*intptr == -1) |
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case sLogFacility: |
case sLogFacility: |
intptr = (int *) &options->log_facility; |
intptr = (int *) &options->log_facility; |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
value = log_facility_number(cp); |
value = log_facility_number(arg); |
if (value == (SyslogFacility) - 1) |
if (value == (SyslogFacility) - 1) |
fatal("%.200s line %d: unsupported log facility '%s'\n", |
fatal("%.200s line %d: unsupported log facility '%s'\n", |
filename, linenum, cp ? cp : "<NONE>"); |
filename, linenum, arg ? arg : "<NONE>"); |
if (*intptr == -1) |
if (*intptr == -1) |
*intptr = (SyslogFacility) value; |
*intptr = (SyslogFacility) value; |
break; |
break; |
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case sLogLevel: |
case sLogLevel: |
intptr = (int *) &options->log_level; |
intptr = (int *) &options->log_level; |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
value = log_level_number(cp); |
value = log_level_number(arg); |
if (value == (LogLevel) - 1) |
if (value == (LogLevel) - 1) |
fatal("%.200s line %d: unsupported log level '%s'\n", |
fatal("%.200s line %d: unsupported log level '%s'\n", |
filename, linenum, cp ? cp : "<NONE>"); |
filename, linenum, arg ? arg : "<NONE>"); |
if (*intptr == -1) |
if (*intptr == -1) |
*intptr = (LogLevel) value; |
*intptr = (LogLevel) value; |
break; |
break; |
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case sAllowUsers: |
case sAllowUsers: |
while ((cp = strtok(NULL, WHITESPACE))) { |
while ((arg = strsep(&cp, WHITESPACE)) && *arg != '\0') { |
if (options->num_allow_users >= MAX_ALLOW_USERS) |
if (options->num_allow_users >= MAX_ALLOW_USERS) |
fatal("%s line %d: too many allow users.\n", |
fatal("%s line %d: too many allow users.\n", |
filename, linenum); |
filename, linenum); |
options->allow_users[options->num_allow_users++] = xstrdup(cp); |
options->allow_users[options->num_allow_users++] = xstrdup(arg); |
} |
} |
break; |
break; |
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case sDenyUsers: |
case sDenyUsers: |
while ((cp = strtok(NULL, WHITESPACE))) { |
while ((arg = strsep(&cp, WHITESPACE)) && *arg != '\0') { |
if (options->num_deny_users >= MAX_DENY_USERS) |
if (options->num_deny_users >= MAX_DENY_USERS) |
fatal( "%s line %d: too many deny users.\n", |
fatal( "%s line %d: too many deny users.\n", |
filename, linenum); |
filename, linenum); |
options->deny_users[options->num_deny_users++] = xstrdup(cp); |
options->deny_users[options->num_deny_users++] = xstrdup(arg); |
} |
} |
break; |
break; |
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case sAllowGroups: |
case sAllowGroups: |
while ((cp = strtok(NULL, WHITESPACE))) { |
while ((arg = strsep(&cp, WHITESPACE)) && *arg != '\0') { |
if (options->num_allow_groups >= MAX_ALLOW_GROUPS) |
if (options->num_allow_groups >= MAX_ALLOW_GROUPS) |
fatal("%s line %d: too many allow groups.\n", |
fatal("%s line %d: too many allow groups.\n", |
filename, linenum); |
filename, linenum); |
options->allow_groups[options->num_allow_groups++] = xstrdup(cp); |
options->allow_groups[options->num_allow_groups++] = xstrdup(arg); |
} |
} |
break; |
break; |
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case sDenyGroups: |
case sDenyGroups: |
while ((cp = strtok(NULL, WHITESPACE))) { |
while ((arg = strsep(&cp, WHITESPACE)) && *arg != '\0') { |
if (options->num_deny_groups >= MAX_DENY_GROUPS) |
if (options->num_deny_groups >= MAX_DENY_GROUPS) |
fatal("%s line %d: too many deny groups.\n", |
fatal("%s line %d: too many deny groups.\n", |
filename, linenum); |
filename, linenum); |
options->deny_groups[options->num_deny_groups++] = xstrdup(cp); |
options->deny_groups[options->num_deny_groups++] = xstrdup(arg); |
} |
} |
break; |
break; |
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case sCiphers: |
case sCiphers: |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
if (!cp) |
if (!arg || *arg == '\0') |
fatal("%s line %d: Missing argument.", filename, linenum); |
fatal("%s line %d: Missing argument.", filename, linenum); |
if (!ciphers_valid(cp)) |
if (!ciphers_valid(arg)) |
fatal("%s line %d: Bad SSH2 cipher spec '%s'.", |
fatal("%s line %d: Bad SSH2 cipher spec '%s'.", |
filename, linenum, cp ? cp : "<NONE>"); |
filename, linenum, arg ? arg : "<NONE>"); |
if (options->ciphers == NULL) |
if (options->ciphers == NULL) |
options->ciphers = xstrdup(cp); |
options->ciphers = xstrdup(arg); |
break; |
break; |
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case sProtocol: |
case sProtocol: |
intptr = &options->protocol; |
intptr = &options->protocol; |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
if (!cp) |
if (!arg || *arg == '\0') |
fatal("%s line %d: Missing argument.", filename, linenum); |
fatal("%s line %d: Missing argument.", filename, linenum); |
value = proto_spec(cp); |
value = proto_spec(arg); |
if (value == SSH_PROTO_UNKNOWN) |
if (value == SSH_PROTO_UNKNOWN) |
fatal("%s line %d: Bad protocol spec '%s'.", |
fatal("%s line %d: Bad protocol spec '%s'.", |
filename, linenum, cp ? cp : "<NONE>"); |
filename, linenum, arg ? arg : "<NONE>"); |
if (*intptr == SSH_PROTO_UNKNOWN) |
if (*intptr == SSH_PROTO_UNKNOWN) |
*intptr = value; |
*intptr = value; |
break; |
break; |
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fatal("%s line %d: too many subsystems defined.", |
fatal("%s line %d: too many subsystems defined.", |
filename, linenum); |
filename, linenum); |
} |
} |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
if (!cp) |
if (!arg || *arg == '\0') |
fatal("%s line %d: Missing subsystem name.", |
fatal("%s line %d: Missing subsystem name.", |
filename, linenum); |
filename, linenum); |
for (i = 0; i < options->num_subsystems; i++) |
for (i = 0; i < options->num_subsystems; i++) |
if(strcmp(cp, options->subsystem_name[i]) == 0) |
if(strcmp(arg, options->subsystem_name[i]) == 0) |
fatal("%s line %d: Subsystem '%s' already defined.", |
fatal("%s line %d: Subsystem '%s' already defined.", |
filename, linenum, cp); |
filename, linenum, arg); |
options->subsystem_name[options->num_subsystems] = xstrdup(cp); |
options->subsystem_name[options->num_subsystems] = xstrdup(arg); |
cp = strtok(NULL, WHITESPACE); |
arg = strsep(&cp, WHITESPACE); |
if (!cp) |
if (!arg || *arg == '\0') |
fatal("%s line %d: Missing subsystem command.", |
fatal("%s line %d: Missing subsystem command.", |
filename, linenum); |
filename, linenum); |
options->subsystem_command[options->num_subsystems] = xstrdup(cp); |
options->subsystem_command[options->num_subsystems] = xstrdup(arg); |
options->num_subsystems++; |
options->num_subsystems++; |
break; |
break; |
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default: |
default: |
fprintf(stderr, "%s line %d: Missing handler for opcode %s (%d)\n", |
fprintf(stderr, "%s line %d: Missing handler for opcode %s (%d)\n", |
filename, linenum, cp, opcode); |
filename, linenum, arg, opcode); |
exit(1); |
exit(1); |
} |
} |
if (strtok(NULL, WHITESPACE) != NULL) { |
if ((arg = strsep(&cp, WHITESPACE)) != NULL && *arg != '\0') { |
fprintf(stderr, "%s line %d: garbage at end of line.\n", |
fprintf(stderr, |
filename, linenum); |
"%s line %d: garbage at end of line; \"%.200s\".\n", |
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filename, linenum, arg); |
exit(1); |
exit(1); |
} |
} |
} |
} |